HIP implementation #43
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It compiles but the test suite does not work as expected at least when trying to run on the GPU.
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Note: this branch works quite well as of right now and we're getting decent speed-ups on Frontier with it. I just need to do some clean-up in the associated SNLS and ExaCMech PRs as well as within this PR before merging. Mainly, I just want to simplify some logic here and there so things are done a bit cleaner. |
In a number of places we had the option for either CUDA or HIP backends. However, we really won't ever have those options available on the same machine. It just makes more sense to only have 1 GPU backend called GPU.
…ntially fix some bugs...
Tons of trials to get the dependencies correctly updated Found out that 1 specific test was failing on the github CI. I have not been able to reproduce this on my local mac nor any of the various HPC systems I have access to at LLNL. So, I just disabled it only when running on the github CI. I'm not pleased with this solution but hey it gets the rest passing...
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The current implementation now runs on AMD hardware successfully. I'm currently playing around with different ways to gain more performance which will probably require a few more small changes out of LLNL/ExaCMech#5 and LLNL/SNLS#3 . However, the initial HIP implementation is more or less now complete.